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collect-updates.js
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collect-updates.js
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"use strict";
const log = require("libnpm/log");
const describeRef = require("@lerna/describe-ref");
const hasTags = require("./lib/has-tags");
const collectDependents = require("./lib/collect-dependents");
const getForcedPackages = require("./lib/get-forced-packages");
const makeDiffPredicate = require("./lib/make-diff-predicate");
module.exports = collectUpdates;
function collectUpdates(filteredPackages, packageGraph, execOpts, commandOptions) {
const forced = getForcedPackages(commandOptions.forcePublish);
const packages =
filteredPackages.length === packageGraph.size
? packageGraph
: new Map(filteredPackages.map(({ name }) => [name, packageGraph.get(name)]));
let committish = commandOptions.since;
if (hasTags(execOpts)) {
// describe the last annotated tag in the current branch
const { sha, refCount, lastTagName } = describeRef.sync(execOpts, commandOptions);
// TODO: warn about dirty tree?
if (refCount === "0" && forced.size === 0) {
// no commits since previous release
log.notice("", "Current HEAD is already released, skipping change detection.");
return [];
}
if (commandOptions.canary) {
// if it's a merge commit, it will return all the commits that were part of the merge
// ex: If `ab7533e` had 2 commits, ab7533e^..ab7533e would contain 2 commits + the merge commit
committish = `${sha}^..${sha}`;
} else if (!committish) {
// if no tags found, this will be undefined and we'll use the initial commit
committish = lastTagName;
}
}
log.info("", `Looking for changed packages since ${committish || "initial commit."}`);
if (forced.size) {
// "warn" might seem a bit loud, but it is appropriate for logging anything _forced_
log.warn("force-publish", forced.has("*") ? "all packages" : Array.from(forced.values()).join("\n"));
}
let candidates;
if (!committish || forced.has("*")) {
candidates = new Set(packages.values());
} else {
candidates = new Set();
const hasDiff = makeDiffPredicate(committish, execOpts, commandOptions.ignoreChanges);
const needsBump = (commandOptions.bump || "").startsWith("pre")
? () => false
: /* skip packages that have not been previously prereleased */
node => node.prereleaseId;
packages.forEach((node, name) => {
if (forced.has(name) || needsBump(node) || hasDiff(node)) {
candidates.add(node);
}
});
}
const dependents = collectDependents(candidates);
dependents.forEach(node => candidates.add(node));
// The result should always be in the same order as the input
const updates = [];
packages.forEach((node, name) => {
if (candidates.has(node)) {
log.verbose("updated", name);
updates.push(node);
}
});
return updates;
}